Characteristic

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Characteristic (from the Greek word for a property or attribute (= trait) of an entity).

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 :''[[character]]''
-'''Characteristic''' (from the Greek word for a [[property]] or attribute (= [[trait]]) of an [[entity]]) may refer to:
+'''Characteristic''' (from the Greek word for a [[property]] or attribute (= [[trait]]) of an [[entity]]).
-In '''physics''' and '''engineering''', any characteristic curve that shows the relationship between certain input and output parameters, for example:
-*''I-V'' or [[current-voltage characteristic]], the current in a circuit as a function of the applied voltage
-*[[Receiver operating characteristic]]
-In '''navigation''':
-* [[Light characteristic]], pattern of a lighted beacon
-In '''mathematics''':
-* [[Characteristic (algebra)]] of a ring, the smallest common cycle length of the ring's addition operation
-* [[Characteristic function (disambiguation)]], usually the indicator function of a subset, though the term has other meanings in specific domains
-* [[Characteristic polynomial]], a polynomial associated to a square matrix in linear algebra
-* [[Euler characteristic]], a topological invariant
-* [[Characteristic subgroup]], a subgroup that is invariant under all automorphisms in group theory
-* [[Method of characteristics]], a technique for solving partial differential equations
-* Characteristic, integer part of a [[common logarithm]]
-In '''fiction''':
-* Another name for [[Dungeons & Dragons gameplay#Ability scores|ability score]] in ''Dungeons & Dragons''
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